diff --git a/defaults/main/proxy_site_defs.yml b/defaults/main/proxy_site_defs.yml
index 2788145..28ad715 100644
--- a/defaults/main/proxy_site_defs.yml
+++ b/defaults/main/proxy_site_defs.yml
@@ -34,8 +34,8 @@
 
 
   proxy_site_ssl_directory           : /etc/nginx/ssl
-  proxy_site_ssl_certificate         : "{{ proxy_site_ssl_directory }}/thezengarden.net/fullchain14.pem"
-  proxy_site_ssl_certificate_key     : "{{ proxy_site_ssl_directory }}/thezengarden.net/privkey14.pem"
+  proxy_site_ssl_certificate         : "{{ proxy_site_ssl_directory }}/thezengarden.net/fullchain15.pem"
+  proxy_site_ssl_certificate_key     : "{{ proxy_site_ssl_directory }}/thezengarden.net/privkey15.pem"
   proxy_site_ssl_certificate_ch      : "{{ proxy_site_ssl_directory }}/chris-hammer.com/fullchain4.pem"
   proxy_site_ssl_certificate_key_ch  : "{{ proxy_site_ssl_directory }}/chris-hammer.com/privkey4.pem"
   proxy_site_ssl_certificate_cht     : "{{ proxy_site_ssl_directory }}/christian-hammer.com/fullchain13.pem"